CN1896531A - Blade spring arrangement of rotary compressor - Google Patents
Blade spring arrangement of rotary compressor Download PDFInfo
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- CN1896531A CN1896531A CN 200510084041 CN200510084041A CN1896531A CN 1896531 A CN1896531 A CN 1896531A CN 200510084041 CN200510084041 CN 200510084041 CN 200510084041 A CN200510084041 A CN 200510084041A CN 1896531 A CN1896531 A CN 1896531A
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- leaf spring
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- rotary compressor
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Abstract
This invention is blade spring setting structure of rotating type compressor. It can reduce the formation of trimmings along the blades moving track when assembling the blade spring. It can also prevent reliability from decreasing. The rotating type compressor includes air cylinder setting inside of outer casing; the first and second bearings attaching to both side faces of air cylinder. They cut through the rotating shaft, which is connected to driving electric engine; rotating piston inside of air cylinder. It connects to rotating shaft eccentric part and moves the refrigerant gas at the same time of eccentrically rotating; blades setting through the blade housing part. They carry out straight-line motion along radial direction in pace with the eccentric rotation of rotating piston. The blades also separate the interior of air cylinder into absorbing space and compressing space; blade spring setting inside of the lubricating oil-supplying hole, which communicates to blade housing part along the axial direction of rotating shaft. The blade spring can provide elasticity which makes blades contact with the rotating piston.
Description
Technical field
The present invention relates to a kind of compressor field rotary compressor leaf spring structure is set, particularly relate to a kind of man-hour that adds for leaf spring is installed, can reduce the burr (burr) on the movement locus of blade, produce, also can prevent the confidence level that thereupon produces reduction the rotary blade for compressor spring structure (STRUCTURE FOR INSTALLING VANE SPRING OF ROTARYCOMPRESSOR) is set.
Background technique
In the ordinary course of things, the structure of rotary compressor that is used for air-conditioning etc. is as follows, with the eccentric rotary-piston that is combined with compression mechanical part on the integrally formed running shaft of mechanism portion, suck gaseous refrigerant when its rotary-piston rotates in circular cylinder and after compressing again with its discharge.
See also Fig. 1, Fig. 2 and shown in Figure 3, Fig. 1 is the longitudinal profile schematic representation of the rotary compressor structure of prior art, Fig. 2 is the floor map of compressing mechanism bilge construction of the rotary compressor of prior art, and Fig. 3 is the schematic representation of compressing mechanism bilge construction of the rotary compressor of prior art.
As shown in Figure 1 to Figure 3, the rotary compressor of prior art comprises with lower member: irritate the shell 11 that is provided with a certain amount of lubricant oil; Be arranged on the inside of above-mentioned shell 11 and produce the mechanism portion of driving force; Be arranged on the inside of above-mentioned shell 11 and from the mechanism portion transferring power and the compression mechanical part of compressed refrigerant.
The top of above-mentioned shell 11 is provided with the discharge tube DP that connects shell 11, is provided with suction pipe SP with the wall of perforation shell 11 when compression mechanical part is communicated with in the lower side of shell 11.
Above-mentioned mechanism portion comprises stator 12 and rotor 13, and is pressed into the running shaft 14 that is incorporated into these rotor 13 centers and constitutes, and is provided with compression mechanical part in the bottom of this running shaft 14.
Above-mentioned compression mechanical part, it comprises: be fixed on the inner peripheral surface of shell 11 and be communicated in the circular cylinder 15 of suction pipe SP; Connect the 1st bearing 16A and the 2nd bearing 16B of running shaft 14 when being close to said cylinder 15 bi-side; Be incorporated into the eccentric part 14b of above-mentioned running shaft 14 and the rotary-piston 17 of eccentric rotation in cylinder 15; Flexiblely contact, when this rotary-piston 17 is rotated motion, carry out the straight-line blade 20 that sucks space portion and compression volume portion of simultaneously cylinder 15 being divided into above-mentioned rotary-piston 17 outer circumferential faces.
Wherein, above-mentioned blade 20 is provided with by the blade accommodation section 21 that is formed on cylinder 15 inner sides along radial direction, the rear end of blade accommodation section 21 by spring accommodation section 24 be provided with can apply elastic force make blade 20 flexiblely with rotary-piston 17 contacted leaf springs 23, be communicated with in a side of cylinder 15 and be provided with the lubricant oil that is connected with blade accommodation section 21 and spring accommodation section 24 along the axle direction of running shaft 14 hole 26 is provided.
In addition, be formed with in the inside of said cylinder 15 side and be used to suck gaseous refrigerant and be communicated with the suction port 15a that forms with suction pipe SP, along circumferencial direction and across above-mentioned blade accommodation section 21, be formed with the exhaust port 15b that is used to discharge compressed gaseous refrigerant at the opposite side of suction port 15a.
Connect formation in the inside of above-mentioned running shaft 14 with axle direction and be provided with lubricating oil flow path 14a, the oil feeder (not shown) that is used to suct shell 11 internal lubrication oil is installed in the lower end of this lubricating oil flow path 14a.
On the other hand, the arranged outside at above-mentioned rotary compressor is useful on the liquid container 30 that sucks gaseous refrigerant (refrigeration agent of gaseous state).
The symbol 16a that does not describe in the accompanying drawing is a tap hole, the 18th, and expulsion valve, the 19th, discharge silencing apparatus.
Now the job description of the rotary compressor of the prior art of structure is as follows as mentioned above.
Along with on said stator 12, adding power supply, rotor 13 is in the rotation of the inside of stator 12, meanwhile running shaft 14 also is rotated and rotary-piston 17 carries out off-centre rotation in cylinder 15, be compressed into certain pressure again be inhaled into the suction space of cylinder 15 along with the off-centre of above-mentioned rotary-piston 17 rotation gaseous refrigerant after, when the pressure of the compression volume of said cylinder 15 exceeds critical pressure and greater than moment of the pressure in the shell 11, the expulsion valve 18 that is installed in above-mentioned the 1st bearing 16A back refrigeration agent that is unlocked is discharged to the inside of shell 11 by tap hole 16a from compression volume, the refrigeration agent that is discharged from moves up by the gap between shell 11 and the stator 12 or by the gap between stator 12 and the rotor 13, is discharged to the cooling cycle system (not shown) through discharge tube DP.
But, the rotary compressor of prior art has following problem, promptly,, leaf spring 23 adds man-hour for being installed, each the boundary face that can be communicatively spring accommodation section 24 and lubricant oil is provided hole 26 to add spring accommodation section 24 that man-hour and blade accommodation section 21 be connected and intersect and lubricant oil hole 26 is provided with blade accommodation section 21 produces burr (burr), because the existence of these burr causes blade 20 to be squeezed out, and take place that pressurized gas is leaked and wait the problem of reduction compressor operating reliability.
This shows that above-mentioned existing rotary compressor obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that existing rotary compressor exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see for a long time has suitable design to be finished by development always, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing rotary compressor exists, the inventor is based on being engaged in this type of product specification manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, the structure that is provided with in the hope of the leaf spring of founding a kind of novel rotary compressor, can improve general existing rotary compressor, make it have more practicability.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective that existing rotary compressor exists, and provide a kind of novel man-hour that adds for leaf spring is installed, can reduce the burr (burr) that on the movement locus of blade, produce, also can prevent the rotary compressor that the reliable operation degree that thereupon produces reduces leaf spring structure is set, thereby be suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.The leaf spring of a kind of rotary compressor that proposes according to the present invention structure is set, wherein rotary compressor it comprise: the cylinder that is arranged on enclosure; When being close to these cylinder bi-side, connect the 1st bearing and the 2nd bearing of the running shaft that combines with drive motor; The rotary-piston that combines with the eccentric part of above-mentioned running shaft in the inside of said cylinder and in the eccentric rotation refrigerant gas is moved; Suction port by being formed on said cylinder and the blade accommodation section between the exhaust port are provided with, along with the off-centre rotation of above-mentioned rotary-piston is carried out straight line motion along radial direction, inner area with said cylinder is divided into the blade that sucks space portion and compression volume portion simultaneously, it is characterized in that: in the inside that the hole is provided along the axle direction of above-mentioned running shaft and the lubricant oil that above-mentioned blade accommodation section forms with being connected, be provided with apply elastic force and make above-mentioned blade can with the leaf spring of rotary-piston Elastic Contact.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
And, the leaf spring of aforesaid rotary compressor structure is set, it is characterized in that wherein said leaf spring be for its central part than two ends to the outstanding leaf spring that forms of this blade-side.
In addition, the leaf spring of aforesaid rotary compressor structure is set, its feature is also that wherein said lubricant oil provides to form on the hole and is provided with and fixing spring accepting groove can be inserted in the two end part of above-mentioned leaf spring.
The present invention compared with prior art has tangible advantage and beneficial effect.Via as can be known above-mentioned, the invention relates to a kind of rotary compressor leaf spring structure is set, it is adding man-hour for leaf spring is installed, can reduce the burr (burr) that produce on the movement locus of blade, also can prevent the reduction of the reliable operation degree that thereupon produces.
As mentioned above, by technique scheme, make the structure that is provided with of the leaf spring of rotary compressor of the present invention have tangible technological progress, the present invention has following advantage at least: according to the structure that is provided with of rotary blade for compressor spring of the present invention,, leaf spring adds man-hour for being installed, can reduce the burr (burr) that on the movement locus of blade, produce, also can prevent the reduction of the reliable operation degree that thereupon produces.
In sum, the leaf spring of the rotary compressor that the present invention is special structure is set, it is adding man-hour for leaf spring is installed, can reduce the burr (burr) that produce on the movement locus of blade, also can prevent the reduction of the reliable operation degree that thereupon produces.It has above-mentioned many advantages and use value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it all has bigger improvement on product structure or function, have large improvement technically, and produced handy and practical effect, and more existing rotary compressor has the multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the longitudinal profile schematic representation of the rotary compressor structure of prior art.
Fig. 2 is the floor map of compressing mechanism bilge construction of the rotary compressor of prior art.
Fig. 3 is the schematic representation of compressing mechanism bilge construction of the rotary compressor of prior art.
Fig. 4 is the schematic representation that has adopted according to the rotary compressor of leaf spring mounting structure of the present invention, has illustrated the structure of compression mechanical part.
Fig. 5, Fig. 6 are according to the structure of leaf spring of the present invention and the floor map of working state.
11: shell 111: shell
114: running shaft 114b: eccentric part
115: cylinder 115a: suction port
115b: exhaust port 116B: the 2nd bearing
117: rotary-piston 12: stator
120: blade 121: the blade accommodation section
123: leaf spring 124: the spring accepting groove
126: lubricant oil provides hole 13: rotor
14: running shaft 14a: lubricating oil flow path
14b: eccentric part 15: cylinder
15a: suction port 15b: exhaust port
16A: the 1st bearing 16a: tap hole
16B: the 2nd bearing 17: rotary-piston
18: expulsion valve 19: discharge silencing apparatus
20: blade 21: the blade accommodation section
23: leaf spring 24: the spring accommodation section
26: lubricant oil provides hole 30: liquid container
DP: discharge tube SP: suction pipe
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, the leaf spring of the rotary compressor that foundation the present invention is proposed its embodiment of structure, structure, feature and effect thereof be set, describe in detail as after.
See also Fig. 4 to shown in Figure 6, Fig. 4 is the schematic representation that has adopted according to the rotary compressor of leaf spring mounting structure of the present invention, has illustrated the structure of compression mechanical part.Fig. 5, Fig. 6 are according to the structure of leaf spring of the present invention and the floor map of working state.
Need to prove, when explanation is of the present invention,, no longer is described in detail for known function or formation, and it is dispensed for outstanding main points.
See also Fig. 4 to shown in Figure 6, adopted the rotary compressor that structure is set according to leaf spring of the present invention, it comprises: the shell 111 that has a certain amount of lubricant oil; Be arranged on the inside of this shell 111 and produce the mechanism portion of driving force; And be arranged on the inside of this shell 111 and the compression mechanical part of compressed refrigerant when working from this mechanism portion transferring power.
Above-mentioned compression mechanical part, it comprises: the cylinder 115 that is arranged on shell 111 inside; Connect the 1st bearing (not shown) and the 2nd bearing 116B when being close to said cylinder 115 bi-side with the running shaft that combines 114 of drive motor (not shown); Combine with the eccentric part 114b of running shaft 114 in the inside of said cylinder 115 and move the rotary-piston 117 of gaseous refrigerant when carrying out eccentric rotation; Suction port 115a by being formed on said cylinder 115 and the blade accommodation section 121 between the exhaust port 115b are provided with, and carry out straight-linely simultaneously the inner area of cylinder 115 being divided into the blade 120 that sucks space portion and compression volume portion along with the off-centre rotation of rotary-piston 117 and along radial direction; On said cylinder 115, provide the inside in hole 126 to be provided with, be the leaf spring 123 that makes blade 120 flexiblely can contact and apply elastic force with rotary-piston 117 along the axle direction of running shaft 114 lubricant oil that can form that is connected with blade accommodation section 121.
Be provided with the discharge tube (not shown) that connects shell 111 walls on the top of above-mentioned shell 111, be provided with and the suction pipe (not shown) that connects the wall of shell 111 when compression mechanical part is connected in the lower side of shell 111.
Above-mentioned mechanism portion comprises stator (not shown) and rotor (not shown), and is pressed into and the running shaft 114 of combination and constituting in this rotor center, and is provided with compression mechanical part in the bottom of this running shaft 114.
On the other hand, the leaf spring 123 of above-mentioned compression mechanical part, be arranged on the inside that lubricant oil provides hole 126 by the place of custody, and lubricant oil provides hole 126 can be formed on the rearward end of above-mentioned blade accommodation section 121 communicatively along the axle direction of running shaft 114 in cylinder, this leaf spring 123 applies elastic force and makes blade 120 to have with rotary-piston 117 and flexibly contacts, this leaf spring 123 is that central part is provided with to blade-side more highlightedly than two ends, and be the leaf spring that is roughly " V " word shape that can flexiblely move about along the radial direction of cylinder 115, its two ends are arranged on lubricant oil by formation provides a pair of spring accepting groove 124 in hole 126 to be fixed.
In addition, form to be provided with in the inside of above-mentioned cylinder 115 side and be used to suck gaseous refrigerant and be communicated with the suction port 115a that forms with suction pipe, it is along circumferencial direction and across above-mentioned blade accommodation section 121, forms at the opposite side of suction port 115a and is provided with the exhaust port 115b that is used to discharge compressed gaseous refrigerant.
Connect formation in the inside of above-mentioned running shaft 114 with axle direction and be provided with the lubricating oil flow path (not shown), install in the lower end of this lubricating oil flow path and be provided with the oil feeder (not shown) that is used to suct shell 111 internal lubrication oil.
On the other hand, the arranged outside at above-mentioned rotary compressor is useful on the liquid container (not shown) that sucks vaporous refrigeration agent (refrigeration agent of gaseous state).
Now the working condition of the foundation rotary compressor of the present invention of structure is described as follows as previously discussed.
Along with on above-mentioned stator, adding power supply, rotor is in the rotation of the inside of this stator, meanwhile running shaft 114 is rotated, and rotary-piston 117 carries out the off-centre rotation in cylinder 115, off-centre rotation along with above-mentioned rotary-piston 117, gaseous refrigerant is compressed into certain pressure after being inhaled into the suction space of cylinder 115 again, when the pressure of the compression volume of this cylinder 115 exceeds critical pressure and greater than moment of the pressure in the shell 111, after the expulsion valve (not shown) that is mounted on above-mentioned the 1st bearing is unlocked, refrigeration agent is discharged to the inside of shell 111 by the tap hole (not shown) from compression volume, the refrigeration agent that is discharged from moves up by the gap between shell 111 and the stator or by stator and gap between rotor, is discharged to the cooling cycle system (not shown) through discharge tube.
At this moment, above-mentioned leaf spring 123 flexiblely moves about along the direction of cylinder 115 along with the off-centre rotation of rotary-piston 117, and makes blade 120 flexiblely contact with rotary-piston 117.
The present invention as previously discussed has following technique effect.When being provided for the leaf spring 123 of support blade 120 flexiblely, do not need independent as prior art processed springs accommodation section, and just provide hole 126 that this leaf spring 123 just can be set by lubricant oil, the burr (burr) that produce on blade 120 movement locus can be reduced in compared with prior art, the reduction of the reliable operation degree that thereupon causes can also be prevented.
That is, structure of the present invention as previously discussed can be got rid of the generation of the burr of following owing to the processed springs accommodation section of the prior art, and then can prevent the reduction of the compressor operating reliability that the generation owing to burr causes and the reduction of efficient.
The technological innovation that structure is set of the leaf spring of the rotary compressor of the present invention of above-mentioned formation like this all has many saving graces for technician of the same trade now, and the progressive that possesses skills really.
More than preferred embodiment according to the present invention is had been described in detail, but scope of the present invention is not limited to certain embodiments, and can carry out suitable change within the scope of the claims.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (3)
1, a kind of leaf spring of rotary compressor structure is set, wherein rotary compressor it comprise: the cylinder that is arranged on enclosure; When being close to these cylinder bi-side, connect the 1st bearing and the 2nd bearing of the running shaft that combines with drive motor; The rotary-piston that combines with the eccentric part of above-mentioned running shaft in the inside of said cylinder and in the eccentric rotation refrigerant gas is moved; Suction port by being formed on said cylinder and the blade accommodation section between the exhaust port are provided with, along with the off-centre rotation of above-mentioned rotary-piston is carried out straight line motion along radial direction, inner area with said cylinder is divided into the blade that sucks space portion and compression volume portion simultaneously, it is characterized in that:
In the inside that the hole is provided along the axle direction of above-mentioned running shaft and the lubricant oil that above-mentioned blade accommodation section forms with being connected, be provided with apply elastic force and make above-mentioned blade can with the leaf spring of rotary-piston Elastic Contact.
2, the leaf spring of rotary compressor according to claim 1 structure is set, it is characterized in that wherein said leaf spring be for its central part than two ends to the outstanding leaf spring that forms of this blade-side.
3, the leaf spring of rotary compressor according to claim 1 and 2 structure is set, it is characterized in that wherein said lubricant oil provides to form on the hole to be provided with and fixing spring accepting groove can be inserted in the two end part of above-mentioned leaf spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510084041 CN1896531A (en) | 2005-07-12 | 2005-07-12 | Blade spring arrangement of rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510084041 CN1896531A (en) | 2005-07-12 | 2005-07-12 | Blade spring arrangement of rotary compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1896531A true CN1896531A (en) | 2007-01-17 |
Family
ID=37609134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510084041 Pending CN1896531A (en) | 2005-07-12 | 2005-07-12 | Blade spring arrangement of rotary compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1896531A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101737325B (en) * | 2008-11-20 | 2011-12-14 | 日立空调·家用电器株式会社 | Rotary compressor |
| CN104047860A (en) * | 2013-03-16 | 2014-09-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Double stage compressor cylinder and double stage compressor possessing it |
| WO2016179765A1 (en) * | 2015-05-08 | 2016-11-17 | 广东美芝制冷设备有限公司 | Crankshaft for rotary compressor, rotary compressor and refrigerating cycle device |
-
2005
- 2005-07-12 CN CN 200510084041 patent/CN1896531A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101737325B (en) * | 2008-11-20 | 2011-12-14 | 日立空调·家用电器株式会社 | Rotary compressor |
| CN104047860A (en) * | 2013-03-16 | 2014-09-17 | 珠海格力节能环保制冷技术研究中心有限公司 | Double stage compressor cylinder and double stage compressor possessing it |
| WO2016179765A1 (en) * | 2015-05-08 | 2016-11-17 | 广东美芝制冷设备有限公司 | Crankshaft for rotary compressor, rotary compressor and refrigerating cycle device |
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20070117 |
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| C20 | Patent right or utility model deemed to be abandoned or is abandoned |